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INCOME TAXES (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Sep. 30, 2025 | Sep. 30, 2024 | Sep. 30, 2025 | Sep. 30, 2024
Income Tax Contingency |  |  |  |
Effective income tax rate (as a percent) | (0.40%) | (2.30%) | (0.60%) | (1.60%)
Unrecognized tax benefits | $ 83.6 |  | $ 83.6 |
Unrecognized tax benefits that would impact effective tax rate | 74.4 |  | 74.4 |
Accrued interest and penalties related to unrecognized tax benefits | 1.3 |  | 1.3 |
Deferred tax assets, gross | 5.3 |  | 5.3 |
Deferred tax assets, valuation allowance | 5.2 |  | 5.2 |
Deferred tax assets, net of valuation allowance | 0.1 |  | 0.1 |
Other long-term assets |  |  |  |
Income Tax Contingency |  |  |  |
Unrecognized tax benefits | 76.0 |  | 76.0 |
Other long-term liabilities |  |  |  |
Income Tax Contingency |  |  |  |
Unrecognized tax benefits | $ 7.6 |  | $ 7.6 |

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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-2 + Details
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- Definition Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 12 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-12 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 231 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482663/740-10-55-231 + Details
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- Definition The amount of estimated penalties and interest accrued as of the balance sheet date arising from income tax examinations. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 15 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-15 + Details
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